Remove/install AdBlue metering device

AR14.40-W-3020MD

Remove/install AdBlue metering device

19.09.2017

Engine

934.9, 936.9 in model 967

Engine

936.9 in model 956, 963, 964

1

Exhaust aftertreatment unit

4

AdBlue® return line

7

Bolts

2

Bracket

5

Wiring harness

8

Seal

3

Electrical connector

6

AdBlue® feed line

A67

AdBlue® metering device

 Warning

Risk of burn injuries and scalding when working at AdBlue lines and the components attached to them. Risk of injury to skin and eyes when handling AdBlue. Risk of poisoning caused by swallowing AdBlue

Pour AdBlue into suitable containers only. Wait until the pressure is released before starting any work on the exhaust aftertreatment system.

AS14.40-Z-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-N-5000-01H

Notes on use, material properties and handling of AdBlue®

AH14.40-N-0001-01A

 

Remove/install

1

Switch off ignition

2

Slacken wiring harness (5)

3

Remove AdBlue® metering device (A67) on the EATU (1)

 Installation: Replace seal (8) and screw/bolts (7).

 AdBlue® metering device to exhaust aftertreatment unit

*BA14.40-N-1014-02J

4

Disconnect electrical connector (3)

5

Remove AdBlue® feed line (6)

 Catch escaping AdBlue® in a suitable container and dispose of it.

6

Remove AdBlue® return line (4)

 Catch escaping AdBlue® in a suitable container and dispose of it.

7

Install in the reverse order

8

Check line separation points for leaktightness

 Visual inspection.

 Exhaust aftertreatment, BlueTec®

Number

Designation

Engine 934.9

Engine 936.9

BA14.40-N-1014-02J

AdBlue® metering device to exhaust aftertreatment unit

Nm

10

10